CN106482191B - A kind of bottom air inlet mouth is retractable and opening-closing structure is the exchangeable L-type range hood of electric lifting structure - Google Patents
A kind of bottom air inlet mouth is retractable and opening-closing structure is the exchangeable L-type range hood of electric lifting structure Download PDFInfo
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- CN106482191B CN106482191B CN201611129919.6A CN201611129919A CN106482191B CN 106482191 B CN106482191 B CN 106482191B CN 201611129919 A CN201611129919 A CN 201611129919A CN 106482191 B CN106482191 B CN 106482191B
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- air inlet
- main frame
- link mechanism
- drive link
- baffle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ventilation (AREA)
Abstract
The present invention relates to range hood field, in particular to a kind of bottom air inlet mouth is retractable and opening-closing structure is the exchangeable L-type range hood of electric lifting structure comprising: negative pressure source；Main frame, main frame are inverted L shape, are finally discharged from negative pressure source one end；Air inlet only includes upper air inlet and lower air inlet, the baffle that can be opened and closed is equipped at lower air inlet, baffle is installed on the inner wall of main frame by a drive link mechanism, drive link mechanism can drive baffle to keep vertical state mobile, it is mounted on main frame inner wall to drive link mechanism slips, the main frame side bottom corresponds to drive link mechanism installation site and is provided with openable and closable exchange screen, accumulation grease stain has no effect on range hood appearance after keeping user experience more preferable the purpose of the present invention is to provide one kind and be used for a long time, and the simpler bottom air inlet mouth of components is retractable and opening-closing structure is the exchangeable L-type range hood of electric lifting structure for maintenance and replacement.
Description
Technical field
The present invention relates to range hood field, in particular to a kind of bottom air inlet mouth is retractable and opening-closing structure is electrodynamic type
The exchangeable L-type range hood of lifting structure.
Background technique
Range hood is a kind of kitchen appliance for purifying kitchen environment.
It is mounted in kitchen, is located above cooking stove, can will be generated in the waste and cooking process of cooking stove burning to people
The harmful oil smoke of body is taken away rapidly, and discharge is outdoor, reduces pollution, purifies air, and has gas defence, explosion-proof safety guarantee effect.
The range hood of traditional model mainly hangs the surface for being located at cooking stove, but its space occupied is less reasonable, makes
With in the process, the easy interference that head is caused to cook is easy to bump against head.
So slowly deriving a kind of range hood of L-type later, there are many setting air inlets in this range hood
Technical solution, the air inlet for being normally at bottom have, some the middle part different height of range hood be additionally provided with into
Air port, while it being also equipped with air inlet at top, but find in actual use, the air inlet of practical upper bottom portion can be taken out
Fall most oil smoke because oil smoke is excessive or range hood in deficiency in draught, have small part oil smoke will not be taken out to the greatest extent, into
And up move, for being provided with the scheme of air inlet in middle part different height, difficulty of processing is bigger, needs out more to open
Mouthful, simultaneously because the influence of the air inlet of bottom, is likely to result in the lampblack-pumped effect for leaking out and reducing bottom air inlet mouth
Problem, and the case where air inlet is arranged in top, if the bottom and middle part of range hood are provided with air inlet more, top
Air inlet is arranged again then to have little significance, the oil smoke minimal amount that can be taken out further increases cost.
And if in addition to the air inlet of bottom, air inlet individually is set at top, then the air inlet of present case next top
The problem of mouthful there is also certain pumping not to the utmost, oil smoke flow through top air inlet and after not being pulled out, then can be along range hood table
Face is spilt into kitchen, at the same top setting air inlet can also there are problems that centainly leak out, detach the air inlet of bottom
The a small amount of leakage of oil smoke, can also reduce the lampblack-pumped effect of bottom air inlet mouth to a certain degree.
In the R&D process to solve the above problems, a new defect is found, all blow in mouth for this top and bottom
The bottom air inlet mouth of range hood in use for some time, due to many grease stains that accumulated gradually inside range hood, grease stain
Back structures can see from the air inlet of bottom toward flowing down, very unsightly, influence usage experience in range hood,
And this part grease stain is cleared up it is also pretty troublesome, since there are also more grease stains above the grease stain of this part, so after cleaning
New grease stain is had again quickly to flow down.
Meanwhile nowadays range hood inner body is once broken, and being substantially integral demounting could repair, and it is very troublesome,
Low efficiency.
Summary of the invention
It is an object of the invention to overcome the above-mentioned deficiency in the presence of the prior art, providing one kind keeps user experience more preferable
And accumulation grease stain has no effect on range hood appearance after being used for a long time, and repairs and replace the simpler bottom air inlet mouth of components
Retractable and opening-closing structure is the exchangeable L-type range hood of electric lifting structure.
In order to achieve the above-mentioned object of the invention, the present invention provides following technical schemes:
A kind of bottom air inlet mouth is retractable and opening-closing structure is the exchangeable L-type range hood of electric lifting structure,
Comprising:
Negative pressure source；
Main frame, the main frame are inverted L shape, are provided with air inlet on the main frame and main frame is internally provided with confession
The cavity of air flowing, the negative pressure source are installed on the main frame and so that the air inlet is pumped into sky by generating negative pressure
Gas, and make the air being pumped into through flowing the cavity, finally it is discharged from negative pressure source one end；
The air inlet only includes upper air inlet and lower air inlet, and the lower air inlet is set to the main frame L-type knot
The concave surface of structure and the lower part for being located at main frame, the upper air inlet is set to the face at top in the concave surface, described
The baffle that can be opened and closed is equipped at lower air inlet, the baffle is installed on the interior of main frame by a drive link mechanism
Wall, the drive link mechanism can drive the baffle to keep vertical state mobile, pacify to the drive link mechanism slips
Mounted in the main frame inner wall, the main frame side bottom correspond to drive link mechanism installation site be provided with it is openable and closable more
Change window.
By the baffle that can be opened and closed described in the setting at lower air inlet, baffle can be made to block in main frame in closure
The grease stain in portion does not influence range hood appearance, while need not deliberately clear up the grease stain in lower air inlet yet, and user uses more
Save worry, promote user experience, while realizing that the drive link mechanism of baffle folding can further save space, makes main frame can
With thinner, occupied space is smaller.
The main frame side bottom corresponds to drive link mechanism installation site and is provided with openable and closable exchange screen simultaneously,
Make to repair and replacement components are simpler, especially for the components in drive link mechanism, power source (motor), connecting rod etc.
Maintenance and replacement, can be carried out without dismantling main frame again, it is more efficient.
As a preferred solution of the present invention, the main frame inner wall is vertically provided with sliding rail, drive link mechanism packet
Pedestal is included, the base engagement is on the sliding rail and can realize lifting by individual power source drive, and structure is more brief, to the greatest extent
Amount is arranged the component of all strips in vertical direction, keeps main frame thinner, occupied space is smaller.
As a preferred solution of the present invention, the drive link mechanism further includes connecting rod and mandril, and the connecting rod is vertical
At least one set has been set in parallel to each other in direction, and the connecting rod two end is respectively hinged on baffle and pedestal, the mandril both ends
Be respectively hinged on baffle and pedestal and can stretch, structure is simple, save material reduce cost, while facilitate maintenance and more
It changes, also further allows main frame thinner, occupied space is smaller.
As a preferred solution of the present invention, the drive link mechanism further includes spring, and the spring one end is connected to institute
State on pedestal, the other end is connected on the middle section of the connecting rod, and the spring setting position be higher than its connection connecting rod with
The hinged place of pedestal, by the rotational angle of the elastic force limiting rod of spring, anti-baffle plate will not be opened excessively and to main frame
Internal other component causes to interfere.
As a preferred solution of the present invention, in the concave surface top it is recessed facing towards reflux is provided in main frame
Slot, the upper air inlet are set on the surface of the separate main frame downward extension portion in the reflux groove, and flow back groove
Set-up mode and upper air inlet setting position, make oil smoke by take out to the greatest extent process it is as follows:
Oil smoke is first sucked by lower air inlet after generating, while lower air inlet has the suction driven toward side to oil smoke,
The oil smoke not exhausted is then up flowed along the downward extension portion of the concave surface of inverted L shape structure, finally reaches the table that concaves
The face at the top in face, it is mobile toward upper air inlet under the negative pressure of upper air inlet, while entering reflux groove, it is most of by upper air inlet
Mouth sucking can be made the gas for entering reflux groove form one and be flowed back due to the setting position of upper air inlet, the oil not being inhaled into
Cigarette then turns again to the first position for entering reflux groove under reflux effect, then again mobile toward upper air inlet, by multiple
The negative pressure of upper air inlet sucks, and eventually exhausts oil smoke, smoke pumping effect is more preferable can be better protected from oil smoke spilling simultaneously；
And the setting for the groove that flows back and the setting position of upper air inlet are also as far as possible upper air inlet and lower air inlet
The gas of pumping separates, and is seen on reflux groove inside main frame and the face of upper air inlet is arranged, be a downward slope surface, under into
The gas of air port sucking partially moves flat after reaching at the top of main frame, and the face finally contacted is the bottom surface of reflux groove, so
After will be detached by negative pressure source, have certain leakage in the prior art, but a setting position of the application upper air inlet, i.e., it is described
The structure of " slope surface ", the then oil smoke for pumping lower air inlet will not leak out, and reduce the smoke pumping effect shadow to bottom exhaust outlet
It rings.
As a preferred solution of the present invention, the face at top is horizontal plane in the concave surface, in the concave surface to
The face of lower extension is perpendicular, keeps the structure occupied space of main frame smaller, and reducing range hood may to the interference of user
Property, aesthetic appearance is also promoted to a certain extent, convenient for being made thinner, or visually seems " thinner " or more symmetrical, is increased
User experience.
The upper air inlet is formed by the through-hole Side by side groupings of several strips, and the through-hole of the single strip is set
It is parallel with main frame symmetrical plane to set direction, oil smoke has the tendency that one flows up always, and the single strip leads to
The setting direction set-up mode parallel with main frame symmetrical plane in hole can reduce the obstruction in structure to oil smoke as far as possible, into one
Step promotes smoke pumping effect.
Compared with prior art, beneficial effects of the present invention:
Accumulation grease stain has no effect on range hood appearance after keeping user experience more preferable and being used for a long time, while realizing that baffle is opened
The drive link mechanism of conjunction can further save space, keep main frame thinner, and occupied space is smaller, and repair and replace
Components are simpler.
Detailed description of the invention:
Fig. 1 is the first axonometric drawing when baffle of the present invention is closed；
Fig. 2 is the second axonometric drawing when baffle of the present invention is closed；
Fig. 3 is front view when baffle of the present invention is closed；
Fig. 4 be Fig. 3 in A-A to cross-sectional view；
Fig. 5 is partial enlarged view at the A in Fig. 4；
Fig. 6 is side view of the invention；
Marked in the figure: 1- lower air inlet, 2- upper air inlet, the face extended downwardly in 3- concave surface, in 4- concave surface
The face at top, 5- main frame, 6- baffle, 7- connecting rod, 8- negative pressure source, 9- sliding rail, 10- pedestal, 11- mandril, 12- spring, 13- is more
Change window.
Specific embodiment
Below with reference to embodiment and specific embodiment, the present invention is described in further detail.But this should not be understood
It is all that this is belonged to based on the technology that the content of present invention is realized for the scope of the above subject matter of the present invention is limited to the following embodiments
The range of invention.
Embodiment 1
Such as Fig. 1-6, a kind of bottom air inlet mouth is retractable and opening-closing structure is inhaled for the exchangeable L-type of electric lifting structure
Kitchen ventilator comprising:
Negative pressure source 8；
Main frame 5, the main frame 5 are inverted L shape, are provided with inside air inlet and main frame 5 and are arranged on the main frame 5
There is the cavity for air flowing, the negative pressure source 8 is installed on the main frame 5 and takes out the air inlet by generating negative pressure
Enter air, and make the air being pumped into through flowing the cavity, is finally discharged from 8 one end of negative pressure source；
The air inlet only includes upper air inlet 2 and lower air inlet 1, and the lower air inlet 1 is set to the main frame
The concave surface of 5L type structure and the lower part for being located at main frame 5, the upper air inlet 2 are set to top in the concave surface
Face, the baffle 6 that can be opened and closed is equipped at the lower air inlet 1, and the baffle 6 passes through a drive link mechanism and installs
In the inner wall of main frame 5, the drive link mechanism can drive the baffle 6 to keep vertical state mobile, and the driving connects
Linkage is slidably mounted on 5 inner wall of main frame, and 5 side bottom of main frame corresponds to drive link mechanism installation site
It is provided with openable and closable exchange screen 13, the exchange screen 13 includes the replacement opening of replacement cover board and 5 side of main frame,
The mode that the cover board is connected through a screw thread cooperates in replacement opening.
Specifically, 5 inner wall of main frame is vertically provided with sliding rail 9, the drive link mechanism includes pedestal 10, connecting rod
7, mandril 11 and spring 12, the cooperation of pedestal 10 is on the sliding rail 9 and can realize lifting by individual power source drive,
The connecting rod 7 vertical direction be set in parallel to each other it is at least one set of (unilateral side of baffle 6 is one group of connecting rod 7 in the present embodiment,
Every group two, the two sides of baffle 6 are symmetrical arranged one group of connecting rod 7), 7 both ends of connecting rod are respectively hinged at baffle 6 and pedestal 10
On, 11 both ends of mandril are respectively hinged on baffle 6 and pedestal 10 and can stretch, and described 12 one end of spring is connected to described
On pedestal 10, the other end is connected on the middle section of the connecting rod, and the setting position of the spring 12 is higher than the connecting rod of its connection
With the hinged place of pedestal 10.
For other parts details, in the concave surface face 4 at top towards being provided with reflux groove in main frame 5,
The upper air inlet 2 is set on the surface of 5 downward extension portion of separate main frame in the reflux groove, the indent table
The face 4 at top is horizontal plane in face, and the face 3 extended downwardly in the concave surface is perpendicular (at the top of in concave surface
Face 4 and the face 3 extended downwardly are mutually perpendicular to), the single upper air inlet 2 by the through-hole Side by side groupings of several strips and
At the through-hole setting direction of the single strip is parallel with 5 symmetrical plane of main frame.
Claims (1)
1. a kind of bottom air inlet mouth is retractable and opening-closing structure is the exchangeable L-type range hood of electric lifting structure,
Include:
Negative pressure source；
Main frame, the main frame are inverted L shape, are provided with air inlet on the main frame and main frame is internally provided with for air
The cavity of flowing, the negative pressure source are installed on the main frame and so that the air inlet is pumped into air by generating negative pressure, and
Make the air being pumped into through flowing the cavity, is finally discharged from negative pressure source one end；
It is characterized in that,
The air inlet only includes upper air inlet and lower air inlet, and the lower air inlet is set to the main frame L-type structure
Concave surface and the lower part for being located at main frame, the upper air inlet are set in the concave surface face at top, it is described under into
The baffle that can be opened and closed is equipped at air port, the baffle is installed on the inner wall of main frame by a drive link mechanism,
The drive link mechanism can drive the baffle to keep vertical state mobile, be mounted on to the drive link mechanism slips
The main frame inner wall, the main frame side bottom correspond to drive link mechanism installation site and are provided with openable and closable replacement window
Mouthful, the main frame inner wall is vertically provided with sliding rail, and the drive link mechanism includes pedestal, and the base engagement is in the cunning
On rail and lifting can be realized by individual power source drive, the drive link mechanism further includes connecting rod and mandril, the company
At least one set has been set in parallel to each other in vertical direction in bar, and the connecting rod two end is respectively hinged on baffle and pedestal, described
Mandril both ends are respectively hinged on baffle and pedestal and can stretch, and the drive link mechanism further includes spring, the spring
One end connects on the base, and the other end is connected on the middle section of the connecting rod, and the setting position of the spring is higher than it
The connecting rod of connection and the hinged place of pedestal, top facing towards being provided with reflux groove, institute in main frame in the concave surface
On the surface for stating the separate main frame downward extension portion that upper air inlet is set in the reflux groove, in the concave surface
The face at top is horizontal plane, and the face extended downwardly in the concave surface is perpendicular, and the upper air inlet is by several length
The through-hole Side by side groupings of bar shaped forms, and the through-hole setting direction of the single strip is parallel with main frame symmetrical plane, gear
The unilateral side of plate is one group of connecting rod, and every group two, the two sides of baffle are symmetrical arranged one group of connecting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611129919.6A CN106482191B (en) | 2016-12-09 | 2016-12-09 | A kind of bottom air inlet mouth is retractable and opening-closing structure is the exchangeable L-type range hood of electric lifting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611129919.6A CN106482191B (en) | 2016-12-09 | 2016-12-09 | A kind of bottom air inlet mouth is retractable and opening-closing structure is the exchangeable L-type range hood of electric lifting structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106482191A CN106482191A (en) | 2017-03-08 |
| CN106482191B true CN106482191B (en) | 2019-05-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611129919.6A Active CN106482191B (en) | 2016-12-09 | 2016-12-09 | A kind of bottom air inlet mouth is retractable and opening-closing structure is the exchangeable L-type range hood of electric lifting structure |
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| CN (1) | CN106482191B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116085842A (en) * | 2023-03-07 | 2023-05-09 | 杭州老板电器股份有限公司 | Smoking adjusting structure, adjusting method and integrated stove |
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| EP1746351A2 (en) * | 2005-07-18 | 2007-01-24 | Brandt Industries | Oven with ventilated cavity |
| CN201177306Y (en) * | 2008-03-14 | 2009-01-07 | 周超云 | Side suction cooking fume exhauster air curtain device |
| CN203704094U (en) * | 2014-02-12 | 2014-07-09 | 成都前锋电子有限责任公司 | Roof-suction rotary type exhaust fume collecting hood |
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| CN205208685U (en) * | 2015-12-18 | 2016-05-04 | 成都前锋电子有限责任公司 | Take range hood of wind channel switching function |
| CN205481213U (en) * | 2016-01-29 | 2016-08-17 | 嵊州市库世诺电器有限公司 | Interior slide elevating system of lampblack absorber |
| CN206247449U (en) * | 2016-12-09 | 2017-06-13 | 成都前锋电子有限责任公司 | A kind of retractable and opening-closing structure of bottom air inlet mouthful is the exchangeable L-type range hood of electric lifting structure |
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2016
- 2016-12-09 CN CN201611129919.6A patent/CN106482191B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1746351A2 (en) * | 2005-07-18 | 2007-01-24 | Brandt Industries | Oven with ventilated cavity |
| CN201177306Y (en) * | 2008-03-14 | 2009-01-07 | 周超云 | Side suction cooking fume exhauster air curtain device |
| CN203704094U (en) * | 2014-02-12 | 2014-07-09 | 成都前锋电子有限责任公司 | Roof-suction rotary type exhaust fume collecting hood |
| CN204043012U (en) * | 2014-08-18 | 2014-12-24 | 宁波欧琳厨具有限公司 | There is the near-suction type oil smoke suction machine of lampblack filtering function |
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| CN206247449U (en) * | 2016-12-09 | 2017-06-13 | 成都前锋电子有限责任公司 | A kind of retractable and opening-closing structure of bottom air inlet mouthful is the exchangeable L-type range hood of electric lifting structure |
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| CN106482191A (en) | 2017-03-08 |
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